Where does “jib” come from?

I need to pause here because there's a significant problem with this assignment. The chain provided traces "gibbet" (a gallows), but the headword is "jib" (a type of sail). These are completely different words with different etymologies. A jib does not derive from Frankish *gibb*. I cannot write an accurate etymology sentence because: 1. The chain doesn't match the headword 2. The meaning of Frankish *gibb* is not supplied (you've marked it as "unknown") 3. Without the actual etymological chain for "jib," any sentence would be invented/false To write this correctly, I would need either: - The correct etymological chain for "jib," or - A different headword that matches the gibbet chain (e.g., "gibbet") Could you provide the accurate chain for "jib"?

jib (English): A triangular staysail set forward of the...